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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <com/sun/star/presentation/EffectCommands.hpp>
#include <com/sun/star/presentation/EffectNodeType.hpp>
#include <com/sun/star/animations/AnimationNodeType.hpp>
#include <com/sun/star/animations/XAudio.hpp>
#include <com/sun/star/animations/Timing.hpp>
#include <com/sun/star/beans/PropertyValue.hpp>
#include <comphelper/sequenceashashmap.hxx>
#include "animationcommandnode.hxx"
#include <eventmultiplexer.hxx>
#include <delayevent.hxx>
using namespace com::sun::star;
namespace
{
/// Determines if this is the root of the timing node tree.
bool IsTimingRootNode(const uno::Reference<animations::XAnimationNode>& xNode)
{
uno::Sequence<beans::NamedValue> aUserData = xNode->getUserData();
comphelper::SequenceAsHashMap aMap(aUserData);
auto it = aMap.find(u"node-type"_ustr);
if (it == aMap.end())
{
return false;
}
sal_Int16 nNodeType{};
if (!(it->second >>= nNodeType))
{
return false;
}
return nNodeType == css::presentation::EffectNodeType::TIMING_ROOT;
}
/// Walks the parent chain of xNode and stops at the timing root.
uno::Reference<animations::XAnimationNode>
GetTimingRoot(const uno::Reference<animations::XAnimationNode>& xNode)
{
uno::Reference<animations::XAnimationNode> xParent(xNode->getParent(), uno::UNO_QUERY);
while (true)
{
if (!xParent.is())
{
break;
}
if (IsTimingRootNode(xParent))
{
return xParent;
}
xParent.set(xParent->getParent(), uno::UNO_QUERY);
}
return {};
}
}
namespace slideshow::internal {
namespace EffectCommands = css::presentation::EffectCommands;
AnimationCommandNode::AnimationCommandNode( uno::Reference<animations::XAnimationNode> const& xNode,
::std::shared_ptr<BaseContainerNode> const& pParent,
NodeContext const& rContext ) :
BaseNode( xNode, pParent, rContext ),
mpShape(),
mxCommandNode( xNode, css::uno::UNO_QUERY_THROW )
{
uno::Reference< drawing::XShape > xShape( mxCommandNode->getTarget(),
uno::UNO_QUERY );
ShapeSharedPtr pShape( getContext().mpSubsettableShapeManager->lookupShape( xShape ) );
mpShape = ::std::dynamic_pointer_cast< IExternalMediaShapeBase >( pShape );
mxShape = std::move(xShape);
}
void AnimationCommandNode::dispose()
{
mxCommandNode.clear();
mpShape.reset();
BaseNode::dispose();
}
bool AnimationCommandNode::GetLoopingFromAnimation(
const uno::Reference<animations::XCommand>& xCommandNode,
const uno::Reference<drawing::XShape>& xShape)
{
uno::Reference<animations::XAnimationNode> xTimingRoot = GetTimingRoot(xCommandNode);
uno::Reference<container::XEnumerationAccess> xEnumAccess(xTimingRoot, uno::UNO_QUERY);
if (!xEnumAccess.is())
{
return false;
}
uno::Reference<container::XEnumeration> xNodes = xEnumAccess->createEnumeration();
while (xNodes->hasMoreElements())
{
uno::Reference<animations::XAnimationNode> xNode(xNodes->nextElement(), uno::UNO_QUERY);
if (xNode->getType() != animations::AnimationNodeType::AUDIO)
{
continue;
}
uno::Reference<animations::XAudio> xAudio(xNode, uno::UNO_QUERY);
uno::Reference<drawing::XShape> xSource(xAudio->getSource(), uno::UNO_QUERY);
if (xSource != xShape)
{
continue;
}
animations::Timing eTiming{};
if ((xAudio->getRepeatCount() >>= eTiming) && eTiming == animations::Timing_INDEFINITE)
{
return true;
}
}
return false;
}
void AnimationCommandNode::activate_st()
{
switch( mxCommandNode->getCommand() ) {
// the command is user defined
case EffectCommands::CUSTOM: break;
// the command is an ole verb.
case EffectCommands::VERB: break;
// the command starts playing on a media object
case EffectCommands::PLAY:
{
double fMediaTime=0.0;
beans::PropertyValue aMediaTime;
if( (mxCommandNode->getParameter() >>= aMediaTime) && aMediaTime.Name == "MediaTime" )
{
aMediaTime.Value >>= fMediaTime;
}
if( mpShape )
{
mpShape->setMediaTime(fMediaTime/1000.0);
if (AnimationCommandNode::GetLoopingFromAnimation(mxCommandNode, mxShape))
{
// If looping is requested from the animation, then that has priority over the
// looping from the shape itself.
mpShape->setLooping(true);
}
mpShape->play();
}
break;
}
// the command toggles the pause status on a media object
case EffectCommands::TOGGLEPAUSE:
{
if (mpShape)
{
if( mpShape->isPlaying() )
mpShape->pause();
else
mpShape->play();
}
break;
}
// the command stops the animation on a media object
case EffectCommands::STOP:
{
if( mpShape )
mpShape->stop();
break;
}
// the command stops all currently running sound effects
case EffectCommands::STOPAUDIO:
getContext().mrEventMultiplexer.notifyCommandStopAudio( getSelf() );
break;
}
// deactivate ASAP:
std::shared_ptr<BaseNode> self(getSelf());
scheduleDeactivationEvent(
makeEvent( [self=std::move(self)] () { self->deactivate(); },
u"AnimationCommandNode::deactivate"_ustr ) );
}
bool AnimationCommandNode::hasPendingAnimation() const
{
return mxCommandNode->getCommand() == EffectCommands::STOPAUDIO || mpShape;
}
} // namespace slideshow::internal
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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